This product is suitable for Cognac 4810 Brushless Electric Wrench.It has been tested before sale.Its assembly includes motor+console+switch (default small switch).Can be used with large individual and domestic ranch brushless electric wrenches.As long as the motor size is the same electric wrench, it is suitable for replacing.Dye your hair at will, buy carefully! The wiring picture is shown below, and the last picture is the installation prompt.Please check carefully to avoid burning plates caused by poor installation. 18v21v brushless angle grinder drive disc polishing machine cognac universal console size 5.2 * 6.2CM Brushless and sensorless angle grinder drive control board universal Makita Red Song Yi Longyun Please note that the more your order, the more discount you will get. We will use the best products and services to help you. We want every customer to be happy every day We support purchase and wholesale Reminder: .[All Goods are in stock] [We Will ship within 1-2 days after your order is issued] [You Can receive the package within 5 to 10 days] [Check And properly package before shipping to avoid damage during shipping] [If The product malfunctions within 1 month, it can be replaced for free] Finally, please do not directly give us a "one-star" evaluation or bad review, you can contact us.We'll do our best. Give the best solution within one day. If you have any questions, please feel free to contact us, and please leave a massage, we will reply you as soon as possible. NoteThank you, happy shopping!